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LB30_1Rotary Screw Compressors
LB Series 30-45 kW

The CompAir LB series belt free drive fixed speed rotary screw compressors incorporate the best of CompAir technology, design and quality, to deliver reliable, economical and efficient performance in a completely new package.

With direct or gear drive coupling, the belt free drive LB series fixed speed rotary screw compressors not only reduce transmission losses but improve efficiency and noise levels. For the end user this translates into improved efficiency, greater reliability and reduced maintenance costs. In addition, the belt-free drive reduces noise vibrations making the LB series rotary screw compressors ideal at point of use.

With a power range from 30 to 45 kW, the LB series fixed speed rotary screw compressors are the ideal solution for the smaller compressed air user, delivering high quality air at volumes of 5.3 to 7.9 m3/min, with a pressure range between 7 and 10 bar, and available in air or water cooled versions.

Key Benefits

  • Reduced power consumption
    The LB series fixed speed rotary screw compressors are fitted with a high efficiency TEFC IE2 electric motor as standard. This reduces not only power consumption but also CO2 emissions.
  • Maximum durability
    For maximum durability, only high quality materials are used in the manufacture of the LB series rotary screw compressors. This also maximises service life, keeping maintenance costs to a minimum.
  • Service friendly
    Service access is quick and easy with all doors able to be removed in seconds. Serviceable components are also easy to access making the LB series rotary screw compressors extremely service friendly.
  • Optimised compressor performance
    The LB series fixed speed rotary screw compressors are supplied with intelligent, fully electronic controllers with efficient monitoring and user-friendly touch screen panel. Precise operational control is essential to reduce running costs and with the DELCOS BD controller, compressor performance is always optimised to meet system demand.

Technical Data

  Compressor Model Motor Rating
Free Air Delivered
Dimensions (mm)
  Noise level** 
7 bar g 8 bar g 10 bar g
  LB30 30 5.8 5.7 5.3 1654 x 900 x 1505 67 900
  LB37 37 6.5 6.4 5.7 1654 x 900 x 1505 68 946
  LB45 45 7.9 7.0 7.0 1654 x 900 x 1505 69 1020

*Measured and stated in accordance with ISO 1217 Annex C at the following conditions: Air Intake Pressure – 1 bar a (14.5 psi.a), Air Intake Temperature – 20°C (68°F), Humidity – 0% (dry), Cooling Water Inlet Temperature – 20°C (68°F), **+_3 dB(A).
CompAir policy is one of continuous improvement and we therefore reserve the right to alter specifications and prices without prior notice. All products are sold subject to the Company’s conditions of sale.

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